Home / 871,194.96-1,202,282.64-484,038.72

Finding the Fourth Proportional to 871,194.96, 1,202,282.64 and 484,038.72

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Solution

The fourth proportional to 871,194.96, 1,202,282.64 and 484,038.72 is: 667,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,194.96 : 1,202,282.64 = 484,038.72 : x
  2. Step 2: Convert to fraction form
    871,194.96/1,202,282.64 = 484,038.72/x
  3. Step 3: Cross multiply
    871,194.96x = 1,202,282.64 × 484,038.72
  4. Step 4: Simplify right side
    871,194.96x = 581,951,350,143.82
  5. Step 5: Solve for x
    x = 581,951,350,143.82/871,194.96
  6. Step 6: Final answer
    x = 667,992.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.